/*      $NetBSD: disks.c,v 1.20 2023/03/27 23:20:13 kre Exp $   */

/*-
* Copyright (c) 1980, 1992, 1993
*      The Regents of the University of California.  All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
*    may be used to endorse or promote products derived from this software
*    without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/

#include <sys/cdefs.h>
#ifndef lint
#if 0
static char sccsid[] = "@(#)disks.c     8.1 (Berkeley) 6/6/93";
#endif
__RCSID("$NetBSD: disks.c,v 1.20 2023/03/27 23:20:13 kre Exp $");
#endif /* not lint */

#include <ctype.h>
#include <string.h>
#include <fnmatch.h>

#include "systat.h"
#include "extern.h"
#include "drvstats.h"

static void drvselect(char *args, int truefalse, int selections[]);

void
disks_add(char *args)
{

       if (args)
               drvselect(args, 1, drv_select);
}

void
disks_remove(char *args)
{

       if (args)
               drvselect(args, 0, drv_select);
}

void
disks_drives(char *args)
{
       size_t i;

       if (args) {
               for (i = 0; i < ndrive; i++)
                       drv_select[i] = 0;
               labels();
               disks_add(args);
       } else {
               move(CMDLINE, 0);
               clrtoeol();
               for (i = 0; i < ndrive; i++)
                       printw("%s ", dr_name[i]);
       }
}

static void
drvselect(char *args, int truefalse, int selections[])
{
       char *cp;
       size_t i;
       int matched;
       int changed = 0;

       cp = strchr(args, '\n');
       if (cp)
               *cp = '\0';
       for (;;) {
               for (cp = args; *cp && isspace((unsigned char)*cp); cp++)
                       ;
               args = cp;
               for (; *cp && !isspace((unsigned char)*cp); cp++)
                       ;
               if (*cp)
                       *cp++ = '\0';
               if (cp - args == 0)
                       break;
               matched = 0;
               for (i = 0; i < ndrive; i++)
                       if (fnmatch(args, dr_name[i], 0) == 0) {
                               if (selections[i] != truefalse)
                                       changed = 1;
                               selections[i] = truefalse;
                               matched = 1;
                       }
               if (matched == 0)
                       error("%s: unknown drive", args);
               args = cp;
       }
       if (changed) {
               labels();
               display(0);
       }
}